844492412 has 24 divisors (see below), whose sum is σ = 1530374160. Its totient is φ = 407272320.

The previous prime is 844492387. The next prime is 844492463. The reversal of 844492412 is 214294448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132728 + ... + 138944.

It is an arithmetic number, because the mean of its divisors is an integer number (63765590).

Almost surely, 2^844492412 is an apocalyptic number.

It is an amenable number.

844492412 is a deficient number, since it is larger than the sum of its proper divisors (685881748).

844492412 is a wasteful number, since it uses less digits than its factorization.

844492412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7421 (or 7419 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 844492412 is about 29060.1516169479. The cubic root of 844492412 is about 945.2178559529.

The spelling of 844492412 in words is "eight hundred forty-four million, four hundred ninety-two thousand, four hundred twelve".